50mm Knauf Omnifit 35 - Multipurpose Glass Wool Insulation Slab - 1200mm x 400mm (pack of 12)

50mm Knauf Omnifit 35 - Multipurpose Glass Wool Insulation Slab - 1200mm x 400mm (pack of 12)
- Product Code: A1-5124
- Delivery Time: 2 - 5 working days
- Brand: Knauf (Tech. support: 08000304135)
- Model and Size: 1200mm x 400mm - 5.76m2
Our ratings on 22-10-2025:

4.8 out of 5
Guide Price: £31.03
(£37.24 inc VAT)
Guide Price: £33.50
(£40.20 inc VAT)
50mm Knauf Omnifit 35 - Multipurpose Glass Wool Insulation Slab - 1200mm x 400mm (pack of 12)
Length: 1200mm
Width: 400mm
Thickness: 50mm
Pack Quantity: 12
Board Coverage: 0.48m2
Pack Coverage: 5.76m2
Thermal Conductivity: 0.035W/mK
R-Value: 1.4m2K/W
Fire Rating (Reaction to Fire): A1(Non-combustible)
50mm Knauf Omnifit 35 Glass Wool Slabs are rigid multipurpose, flexible, non-combustible glass mineral wool slab that is designed for friction fitting installation at 400mm spacings. It has excellent thermal, acoustic, and fire resistance. The sound absorption qualities of Knauf Omnifit slabs are remarkable. Knauf Omnifit slab is used to insulate timber and metal stud partitions, timber frame walls, between rafters, and suspended timber floors, generally a wide range of structures. 400mm width size allows friction fitting between common stud centres without any cutting and waste on-site. This insulation is not dangerous to the environment and has no potential for ozone depletion or global warming.
APPLICATION
- Timber frame and metal stud partitions,
- Between rafters,
- In suspended timber floors
CHARACTERISTICS
- Lightweight and easy to handle and install,
- Friction fits 400mm spacings,
- Eliminates air gaps,
- Non-combustible,
- A1 fire rated,
- Does not sustain vermin and will not encourage the growth of fungi, mould or bacteria.
- Manufactured using Knauf Insulation’s unique bio-based binder, ECOSE Technology,
- Red free - no ingredients in the product that are on the red list - including formaldehyde or phenol.
CERTIFICATION
Manufactured in accordance with
- BS EN 13162, ISO 50001 Energy Management Systems,
- ISO 14001 Environmental Management Systems,
- ISO 9001 Quality Management systems,
- Certified by TÜV Nord.
- ‘Red List Free’ label.
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